Denture brush



FIG. 1 is a side elevational view of a denture brush showing our new design, the opposite side being a mirror image thereof;

FIG. 2 is a top plan thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is an end elevational view as seen from the left of FIG. 1; and

FIG. 5 is an elevational view of the opposite end thereof. 

The ornamental design for a denture brush, as shown and described. 